/**
  ******************************************************************************
  * File Name          : gpio.c
  * Description        : This file provides code for the configuration
  *                      of all used GPIO pins.
  ******************************************************************************
  * This notice applies to any and all portions of this file
  * that are not between comment pairs USER CODE BEGIN and
  * USER CODE END. Other portions of this file, whether 
  * inserted by the user or by software development tools
  * are owned by their respective copyright owners.
  *
  * Copyright (c) 2019 STMicroelectronics International N.V. 
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without 
  * modification, are permitted, provided that the following conditions are met:
  *
  * 1. Redistribution of source code must retain the above copyright notice, 
  *    this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright notice,
  *    this list of conditions and the following disclaimer in the documentation
  *    and/or other materials provided with the distribution.
  * 3. Neither the name of STMicroelectronics nor the names of other 
  *    contributors to this software may be used to endorse or promote products 
  *    derived from this software without specific written permission.
  * 4. This software, including modifications and/or derivative works of this 
  *    software, must execute solely and exclusively on microcontroller or
  *    microprocessor devices manufactured by or for STMicroelectronics.
  * 5. Redistribution and use of this software other than as permitted under 
  *    this license is void and will automatically terminate your rights under 
  *    this license. 
  *
  * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" 
  * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT 
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
  * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
  * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT 
  * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "gpio.h"
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/*----------------------------------------------------------------------------*/
/* Configure GPIO                                                             */
/*----------------------------------------------------------------------------*/
/* USER CODE BEGIN 1 */
extern void ActionTimer4(void const * argument);
extern void action(uint8_t arg);
extern uint8_t setting[14];
/* USER CODE END 1 */

/** Configure pins as 
        * Analog 
        * Input 
        * Output
        * EVENT_OUT
        * EXTI
*/
void MX_GPIO_Init(void)
{

  GPIO_InitTypeDef GPIO_InitStruct = {0};

  /* GPIO Ports Clock Enable */
  __HAL_RCC_GPIOD_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();
  __HAL_RCC_GPIOB_CLK_ENABLE();

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_5|GPIO_PIN_10, GPIO_PIN_RESET);
	
	HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_RESET);

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOA, GPIO_PIN_4, GPIO_PIN_SET);

  /*Configure GPIO pins : PA1 PA3 */
  GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_4;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /*Configure GPIO pin : PA2 */
  GPIO_InitStruct.Pin = GPIO_PIN_6;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /*Configure GPIO pins : PB0 PB1 */
  GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_5|GPIO_PIN_10;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
	
	/*Configure GPIO pin : PB4 */
	GPIO_InitStruct.Pin = GPIO_PIN_4;
	GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
	HAL_NVIC_SetPriority(EXTI4_IRQn, 5, 0);
	HAL_NVIC_EnableIRQ(EXTI4_IRQn);
	EXTI->IMR&=~(1<<4);
	GPIO_InitStruct.Pin = GPIO_PIN_3;
	GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
	HAL_NVIC_SetPriority(EXTI3_IRQn, 5, 0);
	HAL_NVIC_EnableIRQ(EXTI3_IRQn);
	EXTI->IMR&=~(1<<3);
}
GPIO_InitTypeDef GPIO_InitStruct;
/* USER CODE BEGIN 2 */
void set_gpio_output (void)
{
	/*Configure GPIO pin output: PA2 */
  GPIO_InitStruct.Pin = GPIO_PIN_4;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
 
void set_gpio_input (void)
{
	/*Configure GPIO pin input: PA2 */
  GPIO_InitStruct.Pin = GPIO_PIN_4;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}

void HAL_GPIO_EXTI_Callback  (uint16_t  GPIO_Pin ) 
{
	if(GPIO_Pin==GPIO_PIN_4){
		GPIO_InitStruct.Pin = GPIO_PIN_4;
		GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
		GPIO_InitStruct.Pull = GPIO_PULLUP;
		HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
		HAL_Delay(2);
		if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_4)==RESET){
		GPIO_InitStruct.Pin = GPIO_PIN_4;
		GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
		GPIO_InitStruct.Pull = GPIO_PULLUP;
		HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
		HAL_NVIC_SetPriority(EXTI4_IRQn, 5, 0);
		HAL_NVIC_EnableIRQ(EXTI4_IRQn);
		EXTI->IMR&=~(1<<4);
		ActionTimer4(NULL);
		}
	}
	if(GPIO_Pin==GPIO_PIN_3){
		GPIO_InitStruct.Pin = GPIO_PIN_3;
		GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
		GPIO_InitStruct.Pull = GPIO_PULLDOWN;
		HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
		HAL_Delay(2);
		if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_3)==SET){
		
		GPIO_InitStruct.Pin = GPIO_PIN_3;
		GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
		GPIO_InitStruct.Pull = GPIO_PULLDOWN;
		HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
		HAL_NVIC_SetPriority(EXTI3_IRQn, 5, 0);
		HAL_NVIC_EnableIRQ(EXTI3_IRQn);
		EXTI->IMR&=~(1<<3);
		if(setting[12]==0x31)
			action(4);
		else
			action(3);
		}
	}
}
/* USER CODE END 2 */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
